Billie Eilish, Dr. Dre, Stevie Wonder, Green Day, Joni Mitchell, No Doubt and the remaining members of Nirvana all performed.

FireAid, featuring Billie Eilish, Lady Gaga, Sting, Red Hot Chili Peppers and others in a fundraiser for Los Angeles-area wildfire relief efforts, is the latest event to combine music and philanthropy

Audiences tuning into the FireAid benefit concert for Los Angeles on Thursday night (Jan. 30) were surprised with an early treat when pop superstar Billie Eilish made a surprise appearance alongside Billie Joe Armstrong and the rest of Green Day for a stirring opening performance.

The five-hour fundraising extravaganza also featured performances from California natives such as Katy Perry, Dr Dre and Billie Eilish, while people who lost homes and relatives shared their stories.

The star-studded FireAid benefit concert in Los Angeles featured artists such as Billie Eilish, Stevie Wonder, Jelly Roll and Olivia Rodrigo.